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1Published 2006“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
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2by Asquith, William H.“...U.S. Dept. of the Interior, U.S. Geological Survey,...”
Published 2005
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3Published 2006“...U.S. Dept. of the INterior, U.S. Geological Survey,...”
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4Published 1984“...U.S. Dept. of the Interior, Geological Survey ;...”
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5Published 1983“...U.S. Dept. of the Interior, Geological Survey,...”
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6Published 1988“...Dept. of the Interior, U.S. Geological Survey ;...”
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